Armchair



FIG. 1 is a front perspective view of a chair showing our design;

FIG. 2 is a top plan view of the chair of FIG. 1 wherein the same has been drawn to a reduced scale;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevational view thereof; the right side elevational view being a mirror image of FIG. 5; and

FIG. 6 is a rear elevational view thereof. 

The ornamental design for an armchair, substantially as shown and described. 